* under the License.
 */
package org.apache.maven.repository.metadata;

/**
 * Error while retrieving repository metadata from the repository.
 *
 */
@Deprecated
public class MetadataRetrievalException extends Exception {

    private ArtifactMetadata artifact;

    public MetadataRetrievalException(String message) {
        this(message, null, null);
    }

import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;

/**
 * Occurs when ranges exclude each other and no valid value remains.
 *
 */
public class OverConstrainedVersionException extends ArtifactResolutionException {
    public OverConstrainedVersionException(String msg, Artifact artifact) {
        super(msg, artifact);
    }

package org.apache.maven.building;

import java.util.List;

/**
 *
 * @since 3.3.0
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services} instead
 */
@Deprecated(since = "4.0.0")
public class ProblemCollectorFactory {

    /**
     * The default implementation is not visible, create it with this factory
     *
     * @param problems starting set of problems, may be {@code null}

from fastapi import FastAPI
from fastapi.testclient import TestClient
from pydantic import BaseModel

app = FastAPI()


class Product(BaseModel):
    name: str
    description: str = None  # type: ignore
    price: float


@app.get("/product")
async def create_item(product: Product):
    return product


client = TestClient(app)


def test_get_with_body():

import org.gradle.api.Describable
import org.gradle.api.provider.Property
import org.gradle.api.provider.ValueSource
import org.gradle.api.provider.ValueSourceParameters
import org.gradle.api.tasks.Optional


abstract class BuildTimestampFromBuildReceiptValueSource : ValueSource<String, BuildTimestampFromBuildReceiptValueSource.Parameters>, Describable {

    interface Parameters : ValueSourceParameters {

/**
 * A task used for cleaning up all accepted API changes. The functionality is called whenever the release process initiates "branching".
 */
@DisableCachingByDefault(because = "Not worth caching")
abstract class CleanAcceptedApiChanges extends DefaultTask {

    @PathSensitive(PathSensitivity.ABSOLUTE)
    @InputDirectory
    abstract DirectoryProperty getJsonFileDirectory()

    @TaskAction
    void clean() {

package gradlebuild.docs.dsl.docbook;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.LinkedList;

public class DefaultGenerationListener implements GenerationListener {
    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultGenerationListener.class);
    private final LinkedList<String> contextStack = new LinkedList<String>();

    @Override
    public void warning(String message) {

<a href="http://127.0.0.1:8000/items/4.2" class="external-link" target="_blank">http://127.0.0.1:8000/items/4.2</a> で見られるように、intのかわりに `float` が与えられた場合にも同様なエラーが表示されます。

/// check | 確認

したがって、Pythonの型宣言を使用することで、**FastAPI**はデータのバリデーションを行います。

表示されたエラーには問題のある箇所が明確に指摘されていることに注意してください。

これは、APIに関連するコードの開発およびデバッグに非常に役立ちます。

///

## ドキュメント

/**
 * Assists in resolving the dependencies of a plugin. <strong>Warning:</strong> This is an internal utility class that
 * is only public for technical reasons, it is not part of the public API. In particular, this class can be changed or
 * deleted without prior notice.
 *
 * @since 3.0
 */
@Named
@Singleton
public class DefaultPluginDependenciesResolver implements PluginDependenciesResolver {

/// info | Информация

Вы можете прочитать больше про обработчики `lifespan` в Starlette в <a href="https://www.starlette.dev/lifespan/" class="external-link" target="_blank">документации Starlette по Lifespan</a>.